(1)
Prasad, N.; Prasad, R.; Sahay , A.; Prasad, J.; Srivastava, A. Studied on Arylhydrazones, Part IX: Action of Perchloric Acid Formic Acid on Diethyl Mesoxalate Phenylhydrazones, 2,3-Dioxo-2-(Phenyl-Hydrazono) Butyrate and Cyano Phenylhydrazones. ajc 2010, 6, 901-910.